摘要
本文研究了极大余挠模的一些判定和同调性质,证明了极大平坦模类与极大余挠模类构成了完全且遗传的余挠对。
In this paper, we study some criterions and homological properties of max-cotorsionmodules. It is proved that the class of max-flat modules and the class of max-cotorsionmodules is a perfect and hereditary cotorsion pair.
出处
《理论数学》
2023年第5期1355-1362,共8页
Pure Mathematics
